Structure of a Leaf Flashcards
what is the Waxy Cuticle for
Prevents Transpiration
What is Transpiration
Loss of water vapour from the leaf
What is the Upper Epidermis for
Transparent to allow light to enter the leaf
What is the Palisade Mesophyll for
Contains lots of Chloroplasts which absorbs light in photosynthesis
What is a Spongy Mesophyll for
Air Spaces allow gases to diffuse
What does the vein contain
Xylem and Phloem
What does the Xylem and Phloem Do?
The Xylem brings water to the leaf, the Phloem removes sugar
Guard Cells control what?
They control the opening and closure of the stomata
What do Stomata do?
They allow carbon Dioxide into the leaf, and oxygen out.
In photosynthesis, what does glucose make
Proteins, Fats, Cellulose for Cell Walls and Starch for Storage
Mineral Ions are absorbed by active transport to what
The root hair cell
Magnesium is used to make what
Chlorophyll
Magnesium Deficiency = ??
Yellow Leaves
